Lodi – Two Bergen County school districts locked down schools after authorities received separate reports of threats Tuesday.

Lodi High School was locked down at around 10:30 a.m. after police received an anonymous tip that a student may have had a gun on campus. Police combed through the school and found no weapon, according to ABC 7 News. The purported threat was determined not to be credible.

In Glen Rock, an undisclosed threat phoned in to Alexander Hamilton Elementary School prompted an evacuation shortly before 1:30 p.m., officials told NJ.com. In a message to parents Tuesday afternoon, district officials said students were evacuated to Academy of Our Lady on Rodney Street. All children were reported as being safe.

The high school was also locked down, multiple students and parents said.